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/*
* Copyright (C) 2020 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
WI.AnimationCollection = class AnimationCollection extends WI.Collection
{
constructor(animationType)
{
console.assert(!animationType || Object.values(WI.Animation.Type).includes(animationType));
super();
this._animationType = animationType || null;
if (!this._animationType)
this._animationCollectionForTypeMap = null;
}
// Public
get animationType() { return this._animationType; }
get displayName()
{
if (this._animationType) {
const plural = true;
return WI.Animation.displayNameForType(this._animationType, plural);
}
return WI.UIString("Web Animations");
}
objectIsRequiredType(object)
{
if (!(object instanceof WI.Animation))
return false;
return !this._animationType || object.animationType === this._animationType;
}
animationCollectionForType(animationType)
{
console.assert(Object.values(WI.Animation.Type).includes(animationType));
if (this._animationType) {
console.assert(animationType === this._animationType);
return this;
}
if (!this._animationCollectionForTypeMap)
this._animationCollectionForTypeMap = new Map;
let animationCollectionForType = this._animationCollectionForTypeMap.get(animationType);
if (!animationCollectionForType) {
animationCollectionForType = new WI.AnimationCollection(animationType);
this._animationCollectionForTypeMap.set(animationType, animationCollectionForType);
}
return animationCollectionForType;
}
// Protected
itemAdded(item)
{
super.itemAdded(item);
if (!this._animationType) {
let animationCollectionForType = this.animationCollectionForType(item.animationType);
animationCollectionForType.add(item);
}
}
itemRemoved(item)
{
if (!this._animationType) {
let animationCollectionForType = this.animationCollectionForType(item.animationType);
animationCollectionForType.remove(item);
}
super.itemRemoved(item);
}
itemsCleared(items)
{
if (this._animationCollectionForTypeMap) {
for (let animationCollectionForType of this._animationCollectionForTypeMap.values())
animationCollectionForType.clear();
}
super.itemsCleared(items);
}
};
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